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Commit 643c0858 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "ion: util: Add permission settings for CDSP"

parents bec7139c ae62e960

drivers/staging/android/ion/ion_secure_util.c

+4 −0
Original line number Diff line number Diff line
@@ -148,6 +148,8 @@ int ion_hyp_assign_sg(struct sg_table *sgt, int *dest_vm_list, 
	for (i = 0; i < dest_nelems; i++) {

		if (dest_vm_list[i] == VMID_CP_SEC_DISPLAY)

			dest_perms[i] = PERM_READ;

		else if (dest_vm_list[i] == VMID_CP_CDSP)

			dest_perms[i] = PERM_READ | PERM_WRITE | PERM_EXEC;

		else

			dest_perms[i] = PERM_READ | PERM_WRITE;

	}
@@ -267,6 +269,8 @@ int ion_hyp_assign_from_flags(u64 base, u64 size, unsigned long flags) 
	for (i = 0; i < nr; i++)

		if (vmids[i] == VMID_CP_SEC_DISPLAY)

			modes[i] = PERM_READ;

		else if (vmids[i] == VMID_CP_CDSP)

			modes[i] = PERM_READ | PERM_WRITE | PERM_EXEC;

		else

			modes[i] = PERM_READ | PERM_WRITE;